Boomerang



FIG. 1 is a top plan view of a boomerang showing my new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a front elevation thereof;

FIG. 4 is a rear elevation thereof;

FIG. 5 is a side elevation thereof; and,

FIG. 6 is a side elevation of the side opposite that shown in FIG. 5.

The ornamental design for a boomerang, as shown.